Alright, let's solve this math problem step by step. First, we have the number 335. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 424. So, we're going to take the number 335 and add it to itself 424 times.
Step 1: 0 + 335 = 335
Step 2: 335 + 335 = 670
Step 3: 670 + 335 = 1005
Step 4: 1005 + 335 = 1340
Step 5: 1340 + 335 = 1675
Step 6: 1675 + 335 = 2010
Step 7: 2010 + 335 = 2345
Step 8: 2345 + 335 = 2680
Step 9: 2680 + 335 = 3015
Step 10: 3015 + 335 = 3350
Step 11: 3350 + 335 = 3685
Step 12: 3685 + 335 = 4020
Step 13: 4020 + 335 = 4355
Step 14: 4355 + 335 = 4690
Step 15: 4690 + 335 = 5025
Step 16: 5025 + 335 = 5360
Step 17: 5360 + 335 = 5695
Step 18: 5695 + 335 = 6030
Step 19: 6030 + 335 = 6365
Step 20: 6365 + 335 = 6700
Step 21: 6700 + 335 = 7035
Step 22: 7035 + 335 = 7370
Step 23: 7370 + 335 = 7705
Step 24: 7705 + 335 = 8040
Step 25: 8040 + 335 = 8375
Step 26: 8375 + 335 = 8710
Step 27: 8710 + 335 = 9045
Step 28: 9045 + 335 = 9380
Step 29: 9380 + 335 = 9715
Step 30: 9715 + 335 = 10050
Step 31: 10050 + 335 = 10385
Step 32: 10385 + 335 = 10720
Step 33: 10720 + 335 = 11055
Step 34: 11055 + 335 = 11390
Step 35: 11390 + 335 = 11725
Step 36: 11725 + 335 = 12060
Step 37: 12060 + 335 = 12395
Step 38: 12395 + 335 = 12730
Step 39: 12730 + 335 = 13065
Step 40: 13065 + 335 = 13400
Step 41: 13400 + 335 = 13735
Step 42: 13735 + 335 = 14070
Step 43: 14070 + 335 = 14405
Step 44: 14405 + 335 = 14740
Step 45: 14740 + 335 = 15075
Step 46: 15075 + 335 = 15410
Step 47: 15410 + 335 = 15745
Step 48: 15745 + 335 = 16080
Step 49: 16080 + 335 = 16415
Step 50: 16415 + 335 = 16750
Step 51: 16750 + 335 = 17085
Step 52: 17085 + 335 = 17420
Step 53: 17420 + 335 = 17755
Step 54: 17755 + 335 = 18090
Step 55: 18090 + 335 = 18425
Step 56: 18425 + 335 = 18760
Step 57: 18760 + 335 = 19095
Step 58: 19095 + 335 = 19430
Step 59: 19430 + 335 = 19765
Step 60: 19765 + 335 = 20100
Step 61: 20100 + 335 = 20435
Step 62: 20435 + 335 = 20770
Step 63: 20770 + 335 = 21105
Step 64: 21105 + 335 = 21440
Step 65: 21440 + 335 = 21775
Step 66: 21775 + 335 = 22110
Step 67: 22110 + 335 = 22445
Step 68: 22445 + 335 = 22780
Step 69: 22780 + 335 = 23115
Step 70: 23115 + 335 = 23450
Step 71: 23450 + 335 = 23785
Step 72: 23785 + 335 = 24120
Step 73: 24120 + 335 = 24455
Step 74: 24455 + 335 = 24790
Step 75: 24790 + 335 = 25125
Step 76: 25125 + 335 = 25460
Step 77: 25460 + 335 = 25795
Step 78: 25795 + 335 = 26130
Step 79: 26130 + 335 = 26465
Step 80: 26465 + 335 = 26800
Step 81: 26800 + 335 = 27135
Step 82: 27135 + 335 = 27470
Step 83: 27470 + 335 = 27805
Step 84: 27805 + 335 = 28140
Step 85: 28140 + 335 = 28475
Step 86: 28475 + 335 = 28810
Step 87: 28810 + 335 = 29145
Step 88: 29145 + 335 = 29480
Step 89: 29480 + 335 = 29815
Step 90: 29815 + 335 = 30150
Step 91: 30150 + 335 = 30485
Step 92: 30485 + 335 = 30820
Step 93: 30820 + 335 = 31155
Step 94: 31155 + 335 = 31490
Step 95: 31490 + 335 = 31825
Step 96: 31825 + 335 = 32160
Step 97: 32160 + 335 = 32495
Step 98: 32495 + 335 = 32830
Step 99: 32830 + 335 = 33165
Step 100: 33165 + 335 = 33500
Step 101: 33500 + 335 = 33835
Step 102: 33835 + 335 = 34170
Step 103: 34170 + 335 = 34505
Step 104: 34505 + 335 = 34840
Step 105: 34840 + 335 = 35175
Step 106: 35175 + 335 = 35510
Step 107: 35510 + 335 = 35845
Step 108: 35845 + 335 = 36180
Step 109: 36180 + 335 = 36515
Step 110: 36515 + 335 = 36850
Step 111: 36850 + 335 = 37185
Step 112: 37185 + 335 = 37520
Step 113: 37520 + 335 = 37855
Step 114: 37855 + 335 = 38190
Step 115: 38190 + 335 = 38525
Step 116: 38525 + 335 = 38860
Step 117: 38860 + 335 = 39195
Step 118: 39195 + 335 = 39530
Step 119: 39530 + 335 = 39865
Step 120: 39865 + 335 = 40200
Step 121: 40200 + 335 = 40535
Step 122: 40535 + 335 = 40870
Step 123: 40870 + 335 = 41205
Step 124: 41205 + 335 = 41540
Step 125: 41540 + 335 = 41875
Step 126: 41875 + 335 = 42210
Step 127: 42210 + 335 = 42545
Step 128: 42545 + 335 = 42880
Step 129: 42880 + 335 = 43215
Step 130: 43215 + 335 = 43550
Step 131: 43550 + 335 = 43885
Step 132: 43885 + 335 = 44220
Step 133: 44220 + 335 = 44555
Step 134: 44555 + 335 = 44890
Step 135: 44890 + 335 = 45225
Step 136: 45225 + 335 = 45560
Step 137: 45560 + 335 = 45895
Step 138: 45895 + 335 = 46230
Step 139: 46230 + 335 = 46565
Step 140: 46565 + 335 = 46900
Step 141: 46900 + 335 = 47235
Step 142: 47235 + 335 = 47570
Step 143: 47570 + 335 = 47905
Step 144: 47905 + 335 = 48240
Step 145: 48240 + 335 = 48575
Step 146: 48575 + 335 = 48910
Step 147: 48910 + 335 = 49245
Step 148: 49245 + 335 = 49580
Step 149: 49580 + 335 = 49915
Step 150: 49915 + 335 = 50250
Step 151: 50250 + 335 = 50585
Step 152: 50585 + 335 = 50920
Step 153: 50920 + 335 = 51255
Step 154: 51255 + 335 = 51590
Step 155: 51590 + 335 = 51925
Step 156: 51925 + 335 = 52260
Step 157: 52260 + 335 = 52595
Step 158: 52595 + 335 = 52930
Step 159: 52930 + 335 = 53265
Step 160: 53265 + 335 = 53600
Step 161: 53600 + 335 = 53935
Step 162: 53935 + 335 = 54270
Step 163: 54270 + 335 = 54605
Step 164: 54605 + 335 = 54940
Step 165: 54940 + 335 = 55275
Step 166: 55275 + 335 = 55610
Step 167: 55610 + 335 = 55945
Step 168: 55945 + 335 = 56280
Step 169: 56280 + 335 = 56615
Step 170: 56615 + 335 = 56950
Step 171: 56950 + 335 = 57285
Step 172: 57285 + 335 = 57620
Step 173: 57620 + 335 = 57955
Step 174: 57955 + 335 = 58290
Step 175: 58290 + 335 = 58625
Step 176: 58625 + 335 = 58960
Step 177: 58960 + 335 = 59295
Step 178: 59295 + 335 = 59630
Step 179: 59630 + 335 = 59965
Step 180: 59965 + 335 = 60300
Step 181: 60300 + 335 = 60635
Step 182: 60635 + 335 = 60970
Step 183: 60970 + 335 = 61305
Step 184: 61305 + 335 = 61640
Step 185: 61640 + 335 = 61975
Step 186: 61975 + 335 = 62310
Step 187: 62310 + 335 = 62645
Step 188: 62645 + 335 = 62980
Step 189: 62980 + 335 = 63315
Step 190: 63315 + 335 = 63650
Step 191: 63650 + 335 = 63985
Step 192: 63985 + 335 = 64320
Step 193: 64320 + 335 = 64655
Step 194: 64655 + 335 = 64990
Step 195: 64990 + 335 = 65325
Step 196: 65325 + 335 = 65660
Step 197: 65660 + 335 = 65995
Step 198: 65995 + 335 = 66330
Step 199: 66330 + 335 = 66665
Step 200: 66665 + 335 = 67000
Step 201: 67000 + 335 = 67335
Step 202: 67335 + 335 = 67670
Step 203: 67670 + 335 = 68005
Step 204: 68005 + 335 = 68340
Step 205: 68340 + 335 = 68675
Step 206: 68675 + 335 = 69010
Step 207: 69010 + 335 = 69345
Step 208: 69345 + 335 = 69680
Step 209: 69680 + 335 = 70015
Step 210: 70015 + 335 = 70350
Step 211: 70350 + 335 = 70685
Step 212: 70685 + 335 = 71020
Step 213: 71020 + 335 = 71355
Step 214: 71355 + 335 = 71690
Step 215: 71690 + 335 = 72025
Step 216: 72025 + 335 = 72360
Step 217: 72360 + 335 = 72695
Step 218: 72695 + 335 = 73030
Step 219: 73030 + 335 = 73365
Step 220: 73365 + 335 = 73700
Step 221: 73700 + 335 = 74035
Step 222: 74035 + 335 = 74370
Step 223: 74370 + 335 = 74705
Step 224: 74705 + 335 = 75040
Step 225: 75040 + 335 = 75375
Step 226: 75375 + 335 = 75710
Step 227: 75710 + 335 = 76045
Step 228: 76045 + 335 = 76380
Step 229: 76380 + 335 = 76715
Step 230: 76715 + 335 = 77050
Step 231: 77050 + 335 = 77385
Step 232: 77385 + 335 = 77720
Step 233: 77720 + 335 = 78055
Step 234: 78055 + 335 = 78390
Step 235: 78390 + 335 = 78725
Step 236: 78725 + 335 = 79060
Step 237: 79060 + 335 = 79395
Step 238: 79395 + 335 = 79730
Step 239: 79730 + 335 = 80065
Step 240: 80065 + 335 = 80400
Step 241: 80400 + 335 = 80735
Step 242: 80735 + 335 = 81070
Step 243: 81070 + 335 = 81405
Step 244: 81405 + 335 = 81740
Step 245: 81740 + 335 = 82075
Step 246: 82075 + 335 = 82410
Step 247: 82410 + 335 = 82745
Step 248: 82745 + 335 = 83080
Step 249: 83080 + 335 = 83415
Step 250: 83415 + 335 = 83750
Step 251: 83750 + 335 = 84085
Step 252: 84085 + 335 = 84420
Step 253: 84420 + 335 = 84755
Step 254: 84755 + 335 = 85090
Step 255: 85090 + 335 = 85425
Step 256: 85425 + 335 = 85760
Step 257: 85760 + 335 = 86095
Step 258: 86095 + 335 = 86430
Step 259: 86430 + 335 = 86765
Step 260: 86765 + 335 = 87100
Step 261: 87100 + 335 = 87435
Step 262: 87435 + 335 = 87770
Step 263: 87770 + 335 = 88105
Step 264: 88105 + 335 = 88440
Step 265: 88440 + 335 = 88775
Step 266: 88775 + 335 = 89110
Step 267: 89110 + 335 = 89445
Step 268: 89445 + 335 = 89780
Step 269: 89780 + 335 = 90115
Step 270: 90115 + 335 = 90450
Step 271: 90450 + 335 = 90785
Step 272: 90785 + 335 = 91120
Step 273: 91120 + 335 = 91455
Step 274: 91455 + 335 = 91790
Step 275: 91790 + 335 = 92125
Step 276: 92125 + 335 = 92460
Step 277: 92460 + 335 = 92795
Step 278: 92795 + 335 = 93130
Step 279: 93130 + 335 = 93465
Step 280: 93465 + 335 = 93800
Step 281: 93800 + 335 = 94135
Step 282: 94135 + 335 = 94470
Step 283: 94470 + 335 = 94805
Step 284: 94805 + 335 = 95140
Step 285: 95140 + 335 = 95475
Step 286: 95475 + 335 = 95810
Step 287: 95810 + 335 = 96145
Step 288: 96145 + 335 = 96480
Step 289: 96480 + 335 = 96815
Step 290: 96815 + 335 = 97150
Step 291: 97150 + 335 = 97485
Step 292: 97485 + 335 = 97820
Step 293: 97820 + 335 = 98155
Step 294: 98155 + 335 = 98490
Step 295: 98490 + 335 = 98825
Step 296: 98825 + 335 = 99160
Step 297: 99160 + 335 = 99495
Step 298: 99495 + 335 = 99830
Step 299: 99830 + 335 = 100165
Step 300: 100165 + 335 = 100500
Step 301: 100500 + 335 = 100835
Step 302: 100835 + 335 = 101170
Step 303: 101170 + 335 = 101505
Step 304: 101505 + 335 = 101840
Step 305: 101840 + 335 = 102175
Step 306: 102175 + 335 = 102510
Step 307: 102510 + 335 = 102845
Step 308: 102845 + 335 = 103180
Step 309: 103180 + 335 = 103515
Step 310: 103515 + 335 = 103850
Step 311: 103850 + 335 = 104185
Step 312: 104185 + 335 = 104520
Step 313: 104520 + 335 = 104855
Step 314: 104855 + 335 = 105190
Step 315: 105190 + 335 = 105525
Step 316: 105525 + 335 = 105860
Step 317: 105860 + 335 = 106195
Step 318: 106195 + 335 = 106530
Step 319: 106530 + 335 = 106865
Step 320: 106865 + 335 = 107200
Step 321: 107200 + 335 = 107535
Step 322: 107535 + 335 = 107870
Step 323: 107870 + 335 = 108205
Step 324: 108205 + 335 = 108540
Step 325: 108540 + 335 = 108875
Step 326: 108875 + 335 = 109210
Step 327: 109210 + 335 = 109545
Step 328: 109545 + 335 = 109880
Step 329: 109880 + 335 = 110215
Step 330: 110215 + 335 = 110550
Step 331: 110550 + 335 = 110885
Step 332: 110885 + 335 = 111220
Step 333: 111220 + 335 = 111555
Step 334: 111555 + 335 = 111890
Step 335: 111890 + 335 = 112225
Step 336: 112225 + 335 = 112560
Step 337: 112560 + 335 = 112895
Step 338: 112895 + 335 = 113230
Step 339: 113230 + 335 = 113565
Step 340: 113565 + 335 = 113900
Step 341: 113900 + 335 = 114235
Step 342: 114235 + 335 = 114570
Step 343: 114570 + 335 = 114905
Step 344: 114905 + 335 = 115240
Step 345: 115240 + 335 = 115575
Step 346: 115575 + 335 = 115910
Step 347: 115910 + 335 = 116245
Step 348: 116245 + 335 = 116580
Step 349: 116580 + 335 = 116915
Step 350: 116915 + 335 = 117250
Step 351: 117250 + 335 = 117585
Step 352: 117585 + 335 = 117920
Step 353: 117920 + 335 = 118255
Step 354: 118255 + 335 = 118590
Step 355: 118590 + 335 = 118925
Step 356: 118925 + 335 = 119260
Step 357: 119260 + 335 = 119595
Step 358: 119595 + 335 = 119930
Step 359: 119930 + 335 = 120265
Step 360: 120265 + 335 = 120600
Step 361: 120600 + 335 = 120935
Step 362: 120935 + 335 = 121270
Step 363: 121270 + 335 = 121605
Step 364: 121605 + 335 = 121940
Step 365: 121940 + 335 = 122275
Step 366: 122275 + 335 = 122610
Step 367: 122610 + 335 = 122945
Step 368: 122945 + 335 = 123280
Step 369: 123280 + 335 = 123615
Step 370: 123615 + 335 = 123950
Step 371: 123950 + 335 = 124285
Step 372: 124285 + 335 = 124620
Step 373: 124620 + 335 = 124955
Step 374: 124955 + 335 = 125290
Step 375: 125290 + 335 = 125625
Step 376: 125625 + 335 = 125960
Step 377: 125960 + 335 = 126295
Step 378: 126295 + 335 = 126630
Step 379: 126630 + 335 = 126965
Step 380: 126965 + 335 = 127300
Step 381: 127300 + 335 = 127635
Step 382: 127635 + 335 = 127970
Step 383: 127970 + 335 = 128305
Step 384: 128305 + 335 = 128640
Step 385: 128640 + 335 = 128975
Step 386: 128975 + 335 = 129310
Step 387: 129310 + 335 = 129645
Step 388: 129645 + 335 = 129980
Step 389: 129980 + 335 = 130315
Step 390: 130315 + 335 = 130650
Step 391: 130650 + 335 = 130985
Step 392: 130985 + 335 = 131320
Step 393: 131320 + 335 = 131655
Step 394: 131655 + 335 = 131990
Step 395: 131990 + 335 = 132325
Step 396: 132325 + 335 = 132660
Step 397: 132660 + 335 = 132995
Step 398: 132995 + 335 = 133330
Step 399: 133330 + 335 = 133665
Step 400: 133665 + 335 = 134000
Step 401: 134000 + 335 = 134335
Step 402: 134335 + 335 = 134670
Step 403: 134670 + 335 = 135005
Step 404: 135005 + 335 = 135340
Step 405: 135340 + 335 = 135675
Step 406: 135675 + 335 = 136010
Step 407: 136010 + 335 = 136345
Step 408: 136345 + 335 = 136680
Step 409: 136680 + 335 = 137015
Step 410: 137015 + 335 = 137350
Step 411: 137350 + 335 = 137685
Step 412: 137685 + 335 = 138020
Step 413: 138020 + 335 = 138355
Step 414: 138355 + 335 = 138690
Step 415: 138690 + 335 = 139025
Step 416: 139025 + 335 = 139360
Step 417: 139360 + 335 = 139695
Step 418: 139695 + 335 = 140030
Step 419: 140030 + 335 = 140365
Step 420: 140365 + 335 = 140700
Step 421: 140700 + 335 = 141035
Step 422: 141035 + 335 = 141370
Step 423: 141370 + 335 = 141705
Step 424: 141705 + 335 = 142040

So, 335*424 = 142040